SOLUTION: Each of the two smaller angles of a parallelogram measures 18 degrees less than each of the two larger angles. Find the measures of the four angles.

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Question 991080: Each of the two smaller angles of a parallelogram measures 18 degrees less than each of the two larger angles. Find the measures of the four angles.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Let A and B be the angles.
A%2BB%2BA%2BB=360
A=B-18
Substituting,
B-18%2BB%2BB-18%2BB=360
4B-36=360
4B=396
B=99
So then,
A=99-18
A=81